CVE-2021-34481

Severity

HIGH

CVSS

8.8

EPSS

0.45423

Risk score

51.1

CISA KEV

PoC

Published

2021-07-16

Modified

2024-08-04

First seen

2026-08-08

Aliases

EUVD-2021-21136, GHSA-6M3C-JC2V-9H92

Products

Microsoft:Windows 10 Version 1507 10.0.0 <10.0.10240.19022, Microsoft:Windows 10 Version 1607 10.0.0 <10.0.14393.4583, Microsoft:Windows 10 Version 1809 10.0.0 <10.0.17763.2114, Microsoft:Windows 10 Version 1909 10.0.0 <10.0.18363.1734, Microsoft:Windows 10 Version 2004 10.0.0 <10.0.19041.1165, Microsoft:Windows 10 Version 20H2 10.0.0 <10.0.19042.1165, Microsoft:Windows 10 Version 21H1 10.0.0 <10.0.19043.1165, Microsoft:Windows 7 6.1.0 <6.1.7601.25685, Microsoft:Windows 7 Service Pack 1 6.1.0 <6.1.7601.25685, Microsoft:Windows 8.1 6.3.0 <6.3.9600.20094, Microsoft:Windows Server 2008 Service Pack 2 6.0.0 <6.0.6003.21192, Microsoft:Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.0.0 <6.1.7601.25685, Microsoft:Windows Server 2008 R2 Service Pack 1 6.1.0 <6.1.7601.25685, Microsoft:Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.0 <6.0.6003.21192, Microsoft:Windows Server 2008 Service Pack 2 6.0.0 <6.0.6003.21192, Microsoft:Windows Server 2012 (Server Core installation) 6.2.0 <6.2.9200.23435, Microsoft:Windows Server 2012 6.2.0 <6.2.9200.23435, Microsoft:Windows Server 2012 R2 (Server Core installation) 6.3.0 <6.3.9600.20094, Microsoft:Windows Server 2012 R2 6.3.0 <6.3.9600.20094, Microsoft:Windows Server 2016 (Server Core installation) 10.0.0 <10.0.14393.4583, Microsoft:Windows Server 2016 10.0.0 <10.0.14393.4583, Microsoft:Windows Server 2019 (Server Core installation) 10.0.0 <10.0.17763.2114, Microsoft:Windows Server 2019 10.0.0 <10.0.17763.2114, Microsoft:Windows Server version 2004 10.0.0 <10.0.19041.1165, Microsoft:Windows Server version 20H2 10.0.0 <10.0.19042.1165

Sources

euvd EUVD-2021-21136

Description

A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. UPDATE August 10, 2021: Microsoft has completed the investigation and has released security updates to address this vulnerability. Please see the Security Updates table for the applicable update for your system. We recommend that you install these updates immediately. This security update changes the Point and Print default behavior; please see <a href="https://support.microsoft.com/help/5005652">KB5005652</a>.

Description

References